<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>登录页面</title>
</head>
<body>
    <h2>登录页面</h2>
    <form action="/dologin" method="POST" >
        <input type="text" placeholder="请输入验证码" name="username" placeholder="输入用户名"><br>
        <input type="text" name="password" placeholder="输入密码"><br>
        验证码：<img src="/yzm" alt="">
        <input type="text" placeholder="请输入验证码"><br>
        <button>登录</button>
    </form>
</body>
</html>